Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
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connected to the .gov website. Share sensitive
information only on official, secure websites.
Digital image analysis process. The selection of 10X digital fields at 2X magnification (A), the visualization of a 10X field and manual exclusion of small airways and vessels, marked with arrows, (B), and the mark-up generated by the positive pixel software algorithm (C).
